NumPy

The numerical Python library is one of the most used libraries in mathematics and logical operations on arrays. It is loaded with many linear algebra functionalities, which are very useful in machine learning. And, of course, it is open source, and is supported by many operating systems.

To install NumPy, use the pip utility by typing the following command:

#pip install numpy

Now, you can start using it by importing it. The following script is a simple array printing example:

In addition, you can use a lot of mathematical functions, like cosine, sine, and so on.